Nordson 3100V Series Customer Product Manual

Control B 2-g
Problem
Possible
Cause
Corrective Action
Displays do not illuminate
or
displays illuminate but unit
will not
power
on and no
faults are displayed
No input
power
Defective POWER switch
lncorrect voltage
plug
at X3 on
power
board or
plug
not
connected
Blown fuse
or fuses on 480 VAC
distribution board
Blown
fuse or fuses on
power
board
Defective
harness on 480 VAC
distribution
board or defective
transformer
Contactor K1 on 480 VAC
distribution
board
or
power
board not engaging
Power
board not
properly
connected
to control board
Defective
power
board
or control
board
Make sure the
power
is
turned on
at
your
branch circuit disconnect
switch
and that
your power
supply
is
supplying
480 VAC
to the unit. Make sure the
voltage measures 480 VAC
at TB1 on
the 480
VAC
distribution board. lf
necessary
check
your
electrical
connections
at
TB1.
Refer to
Connecting
Electrical
Seruice
in the
lnstallation section.
Check the
POWER
switch. Refer to
Checking
the POWER
Switchin
Trou b I es hooti n
g
P roced u re
s.
Make sure
the
voltage
plug
at X3 on the
power
board is
part227
567 and that the
plug
is securely connected.
See
Figure
B 2-14 for the location
of the
voltage
plug.
Use an ohmmeter to check fuses F1
through F4 on the 480 VAC distribution
board. Replace blown fuses. Refer to
Replacing
a
Fusein
Repair Procedures.
Use an ohmmeter to check fuses F9
and
F10
on the
power
board. Replace blown
fuses. Refer to Replacing
a Fusein
Repair Procedures.
Check
the harnesses
and transformer.
Refer to Checking the 480 VAC
Distribution
Board Harnesses and the
Tran sf o rm e r in Trou blesh
ooti ng
Procedures.
While
pressing
the unit's HEATERS key
on and off, listen for the K1
contactors to
engage. You can
also open the unit and
visually
examine the contactors to see if
they are engaging.
See
Figure B 2-4tor
the location of K1 on
each
board. lf K1
is not engaging,
replace the 480 VAC
distribution board or the
power
board as
appropriate. Refer
to Replacing a
Unit-Specific Board or Replacing
a
Control
Assembly Board
in Repair
Procedures.
Make sure the
power
board is
properly
connected to
the control board at XP1.
The
pins
from the control board should
extend through
XP1
on the
power
board.
Replace the control
assembly. Refer to
Replacing the
Control Assembly in
Repair Procedures.
q000
Nordson
Corporation
All rights reseNed
41-3000v
lssued 5/00
82 EN-04-[3V-X-4XXVI-s

Nordson 3100V Series Specifications

General

Brand	Nordson
Model	3100V Series
Category	Melting Machines
Language	English